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Finding the Fourth Proportional to 306,035.60, 459,053.40 and 294,371.60

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Solution

The fourth proportional to 306,035.60, 459,053.40 and 294,371.60 is: 441,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,035.60 : 459,053.40 = 294,371.60 : x
  2. Step 2: Convert to fraction form
    306,035.60/459,053.40 = 294,371.60/x
  3. Step 3: Cross multiply
    306,035.60x = 459,053.40 × 294,371.60
  4. Step 4: Simplify right side
    306,035.60x = 135,132,283,843.44
  5. Step 5: Solve for x
    x = 135,132,283,843.44/306,035.60
  6. Step 6: Final answer
    x = 441,557.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.